HaloCraft Mod 1.8, 1.7.10, 1.7.2 adds many things:

Mobs:

• Elite
• Grunt

Armor:

• Spartan Helmet UPON EQUIPPING, THE HALO OVERLAY SHOWS UP! [Default Color: Gray] (Other Colors: Blue, Red, Green)
• Spartan Chestplate [Default Color: Gray] (Other Colors: Blue, Red, Green)

• Spartan Leggings [Default Color: Gray] (Other Colors: Blue, Red, Green)

• Spartan Boots [Default Color: Gray] (Other Colors: Blue, Red, Green)
• Covenant Helmet [Less Protection than Spartan Armor but still more than Diamond]
• Covenant Chestplate [Less Protection than Spartan Armor but still more than Diamond]

• Covenant Leggings [Less Protection than Spartan Armor but still more than Diamond]

• Covenant Boots [Less Protection than Spartan Armor but still more than Diamond]
• Active Camouflage [Wear One Piece and You're Invisible]

Ores:

• Halo Ore (Spawns on Surface)

Items:

• Halo Ingot
• Ammo [For Guns]
• Rockets

Weapons:

• Energy Sword
• Rocket Launcher
• Assault Rifle
• Battle Rifle
• Frag Grenade
• Carbine Rifle
• Incineration Cannon

Vehicles:

• Mongoose (Custom Model)